12698127 has 40 divisors (see below), whose sum is σ = 21141120. Its totient is φ = 7542720.

The previous prime is 12698123. The next prime is 12698129. The reversal of 12698127 is 72189621.

It is not a de Polignac number, because 12698127 - 2² = 12698123 is a prime.

It is a super-2 number, since 2×12698127² = 322484858616258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12698091 and 12698100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12698123) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 32449 + ... + 32837.

It is an arithmetic number, because the mean of its divisors is an integer number (528528).

Almost surely, 2^12698127 is an apocalyptic number.

12698127 is a deficient number, since it is larger than the sum of its proper divisors (8442993).

12698127 is a wasteful number, since it uses less digits than its factorization.

12698127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445 (or 436 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 12698127 is about 3563.4431383144. The cubic root of 12698127 is about 233.2991852521.

The spelling of 12698127 in words is "twelve million, six hundred ninety-eight thousand, one hundred twenty-seven".